Rain is falling vertically with a speed of 30 ms^(-1). A woman rides a bicycle with a speed of 12 ms^(-1) in east to west direction.In which dirction she should hold her umbrella ?

Rain is falling vertically with a speed of 30 ms^(-1). A woman rides a

1.	Rain is falling vertically with a speed of 30 ms^(-1). A woman rides a bicycle with a speed of 12 ms^(-1) in east to west direction.In which dirction she should hold her umbrella ?
Answer» At an ANGLE of `TAN^(-1)((2)/(5))` with the vertical TOWARDS the east. At angle of `tan^(-1)((2)/(5))` with the vertical towards the west. At angle of `tan^(-1)((5)/(2))` with the vertical towards the east. At angle of `tan^(-1)((5)/(2))` with the vertical towards the west. Answer :B